127025135765 has 8 divisors (see below), whose sum is σ = 166287450528. Its totient is φ = 92381916880.

The previous prime is 127025135737. The next prime is 127025135767. The reversal of 127025135765 is 567531520721.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 127025135765 - 2¹⁰ = 127025134741 is a prime.

It is a super-2 number, since 2×127025135765² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (127025135767) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1154773907 + ... + 1154774016.

It is an arithmetic number, because the mean of its divisors is an integer number (20785931316).

Almost surely, 2^127025135765 is an apocalyptic number.

It is an amenable number.

127025135765 is a deficient number, since it is larger than the sum of its proper divisors (39262314763).

127025135765 is a wasteful number, since it uses less digits than its factorization.

127025135765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2309547939.

The product of its (nonzero) digits is 441000, while the sum is 44.

The spelling of 127025135765 in words is "one hundred twenty-seven billion, twenty-five million, one hundred thirty-five thousand, seven hundred sixty-five".